MuseScore 4.0 will not run on various older operating systems
Please note that MuseScore 4.0 will not run on
- 32-bit Windows 7, 8,1 and 10
- macOS 10.13
A detailed discussion (of what is and is not supported and the reasons we are desupporting older versions) is available at MuseScore 4.0 support for older operating systems
(I decided to move the contents of the original post into a Developer Handbook page so that other contributors can make improvements to it. I have also merged some of the original comments into the above document - e.g. the reference to PortableApps.com).
Please note that this is a repost of a previous announcement message, which was deleted by mistake during a cleanup operation. A copy of the original post (with most but not all comments) can be viewed at the Wayback Machine.